/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.apache.tomcat.util.compat;

class Jre9Compat extends Jre8Compat {

	private static final Class<?> inaccessibleObjectExceptionClazz;


	static {
		Class<?> c1 = null;
		try {
			c1 = Class.forName("java.lang.reflect.InaccessibleObjectException");
		} catch (SecurityException e) {
			// Should never happen
		} catch (ClassNotFoundException e) {
			// Must be Java 8
		}
		inaccessibleObjectExceptionClazz = c1;
	}


	static boolean isSupported() {
		return inaccessibleObjectExceptionClazz != null;
	}

	@Override
	public boolean isInstanceOfInaccessibleObjectException(Throwable t) {
		if (t == null) {
			return false;
		}

		return inaccessibleObjectExceptionClazz.isAssignableFrom(t.getClass());
	}
}
